diff --git a/include/libs/stream/streamState.h b/include/libs/stream/streamState.h
index 2be0330efc..b2ca8cfcf2 100644
--- a/include/libs/stream/streamState.h
+++ b/include/libs/stream/streamState.h
@@ -66,7 +66,7 @@ typedef struct {
   SSHashObj*        parNameMap;
   int64_t           checkPointId;
   int32_t           taskId;
-  int32_t           streamId;
+  int64_t           streamId;
 } SStreamState;
 
 SStreamState* streamStateOpen(char* path, struct SStreamTask* pTask, bool specPath, int32_t szPage, int32_t pages);
diff --git a/include/libs/stream/tstream.h b/include/libs/stream/tstream.h
index 6618650648..104498b9fe 100644
--- a/include/libs/stream/tstream.h
+++ b/include/libs/stream/tstream.h
@@ -347,6 +347,8 @@ typedef struct SStreamMeta {
   SRWLatch     lock;
   int32_t      walScanCounter;
   void*        streamBackend;
+  int32_t      streamBackendId;
+  int64_t      streamBackendRid;
 } SStreamMeta;
 
 int32_t tEncodeStreamEpInfo(SEncoder* pEncoder, const SStreamChildEpInfo* pInfo);
diff --git a/source/libs/stream/src/streamBackendRocksdb.c b/source/libs/stream/src/streamBackendRocksdb.c
index d8ad769741..fea9f4daa3 100644
--- a/source/libs/stream/src/streamBackendRocksdb.c
+++ b/source/libs/stream/src/streamBackendRocksdb.c
@@ -617,10 +617,10 @@ rocksdb_compactionfilter_t* compactFilteFactoryCreateFilter(void* arg, rocksdb_c
 }
 
 int streamStateOpenBackend(void* backend, SStreamState* pState) {
-  qInfo("start to open backend, %p, %d-%d", pState, pState->streamId, pState->taskId);
+  qInfo("start to open backend, %p 0x%" PRIx64 "-%d", pState, pState->streamId, pState->taskId);
   SBackendHandle* handle = backend;
 
-  sprintf(pState->pTdbState->idstr, "%d-%d", pState->streamId, pState->taskId);
+  sprintf(pState->pTdbState->idstr, "0x%" PRIx64 "-%d", pState->streamId, pState->taskId);
   char* err = NULL;
   int   cfLen = sizeof(ginitDict) / sizeof(ginitDict[0]);
 
@@ -671,12 +671,14 @@ int streamStateOpenBackend(void* backend, SStreamState* pState) {
   SCfComparator compare = {.comp = pCompare, .numOfComp = cfLen};
   pState->pTdbState->pComparNode = streamBackendAddCompare(handle, &compare);
   rocksdb_writeoptions_disable_WAL(pState->pTdbState->writeOpts, 1);
+  qInfo("succ to open backend, %p, 0x%" PRIx64 "-%d", pState, pState->streamId, pState->taskId);
   return 0;
 }
 
 void streamStateCloseBackend(SStreamState* pState, bool remove) {
   char* status[] = {"close", "drop"};
-  qInfo("start to %s backend, %p, %d-%d", status[remove == false ? 0 : 1], pState, pState->streamId, pState->taskId);
+  qInfo("start to %s backend, %p, 0x%" PRIx64 "-%d", status[remove == false ? 0 : 1], pState, pState->streamId,
+        pState->taskId);
   if (pState->pTdbState->rocksdb == NULL) {
     return;
   }
diff --git a/source/libs/stream/src/streamMeta.c b/source/libs/stream/src/streamMeta.c
index cfe6852b18..0ec8f0458a 100644
--- a/source/libs/stream/src/streamMeta.c
+++ b/source/libs/stream/src/streamMeta.c
@@ -16,6 +16,7 @@
 #include "executor.h"
 #include "streamBackendRocksdb.h"
 #include "streamInc.h"
+#include "tref.h"
 #include "ttimer.h"
 
 SStreamMeta* streamMetaOpen(const char* path, void* ahandle, FTaskExpand expandFunc, int32_t vgId) {
@@ -77,6 +78,9 @@ SStreamMeta* streamMetaOpen(const char* path, void* ahandle, FTaskExpand expandF
   }
 
   pMeta->streamBackend = streamBackendInit(statePath);
+  pMeta->streamBackendId = taosOpenRef(20, streamBackendCleanup);
+  pMeta->streamBackendRid = taosAddRef(pMeta->streamBackendId, pMeta->streamBackend);
+
   taosMemoryFree(statePath);
 
   taosInitRWLatch(&pMeta->lock);
@@ -88,7 +92,7 @@ _err:
   if (pMeta->pTaskDb) tdbTbClose(pMeta->pTaskDb);
   if (pMeta->pCheckpointDb) tdbTbClose(pMeta->pCheckpointDb);
   if (pMeta->db) tdbClose(pMeta->db);
-  if (pMeta->streamBackend) streamBackendCleanup(pMeta->streamBackend);
+  // if (pMeta->streamBackend) streamBackendCleanup(pMeta->streamBackend);
   taosMemoryFree(pMeta);
   return NULL;
 }
@@ -116,7 +120,9 @@ void streamMetaClose(SStreamMeta* pMeta) {
   }
 
   taosHashCleanup(pMeta->pTasks);
-  streamBackendCleanup(pMeta->streamBackend);
+  taosRemoveRef(pMeta->streamBackendId, pMeta->streamBackendRid);
+  // streamBackendCleanup(pMeta->streamBackend);
+  taosCloseRef(pMeta->streamBackendId);
   taosMemoryFree(pMeta->path);
   taosMemoryFree(pMeta);
 }
diff --git a/source/libs/stream/src/streamState.c b/source/libs/stream/src/streamState.c
index 86056f94bb..437367c4b3 100644
--- a/source/libs/stream/src/streamState.c
+++ b/source/libs/stream/src/streamState.c
@@ -22,6 +22,7 @@
 #include "tcoding.h"
 #include "tcommon.h"
 #include "tcompare.h"
+#include "tref.h"
 #include "ttimer.h"
 
 #define MAX_TABLE_NAME_NUM 100000
@@ -92,6 +93,10 @@ int stateKeyCmpr(const void* pKey1, int kLen1, const void* pKey2, int kLen2) {
 
 SStreamState* streamStateOpen(char* path, SStreamTask* pTask, bool specPath, int32_t szPage, int32_t pages) {
   qWarn("open stream state, %s", path);
+  if (pTask == NULL) {
+    qWarn("failed to open stream state, %s", path);
+    return NULL;
+  }
   SStreamState* pState = taosMemoryCalloc(1, sizeof(SStreamState));
   if (pState == NULL) {
     terrno = TSDB_CODE_OUT_OF_MEMORY;
@@ -115,8 +120,10 @@ SStreamState* streamStateOpen(char* path, SStreamTask* pTask, bool specPath, int
   pState->streamId = pTask->id.streamId;
 #ifdef USE_ROCKSDB
   qWarn("open stream state1");
+  taosAcquireRef(pTask->pMeta->streamBackendId, pTask->pMeta->streamBackendRid);
   int code = streamStateOpenBackend(pTask->pMeta->streamBackend, pState);
   if (code == -1) {
+    taosReleaseRef(pTask->pMeta->streamBackendId, pTask->pMeta->streamBackendRid);
     taosMemoryFree(pState);
     pState = NULL;
   }
@@ -125,6 +132,7 @@ SStreamState* streamStateOpen(char* path, SStreamTask* pTask, bool specPath, int
   pState->pFileState = NULL;
   _hash_fn_t hashFn = taosGetDefaultHashFunction(TSDB_DATA_TYPE_BIGINT);
   pState->parNameMap = tSimpleHashInit(1024, hashFn);
+
   return pState;
 
 #else
@@ -213,6 +221,7 @@ _err:
 }
 
 void streamStateClose(SStreamState* pState, bool remove) {
+  SStreamTask* pTask = pState->pTdbState->pOwner;
 #ifdef USE_ROCKSDB
   // streamStateCloseBackend(pState);
   streamStateDestroy(pState, remove);
@@ -227,6 +236,7 @@ void streamStateClose(SStreamState* pState, bool remove) {
   tdbTbClose(pState->pTdbState->pParTagDb);
   tdbClose(pState->pTdbState->db);
 #endif
+  taosReleaseRef(pTask->pMeta->streamBackendId, pTask->pMeta->streamBackendRid);
 }
 
 int32_t streamStateBegin(SStreamState* pState) {